package collection.list;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;

public class LambdaDemo {
    public static void main(String[] args) {
        List<Point> list = new ArrayList<>();
        list.add(new Point(3, 5));
        list.add(new Point(52, 7));
        list.add(new Point(1, 9));
        list.add(new Point(63, 14));
        list.add(new Point(4, 787));
        list.add(new Point(74, 56));
        System.out.println("排序前" + list);

       /* Collections.sort(list, (Point o1, Point o2) -> {
                    return o1.getX() - o2.getX();
                }
        );*/
        Collections.sort(list, (o1,o2) -> o1.getX()- o2.getX());

        System.out.println("排序后" + list);
    }
}
